Adjustable without disassemblying door leaves,Drilling to be invisible installation,Concealed for a complete flush look,high quality, high sensory, durable and silent

Installation method

The narrower side is installed on the door and the wider side is installed on the door frame. then the two machine-processed rice screws on the door side are to adjust the left-and-right direction. while the inner two cap head screws on the frame side are to adjust the up-and-down direction and the outer two cup head screws on the frame side are to adjust the front-and-back direction, that is also can be understood as the flatness degree.